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UITableView row animation duration and completion callback
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edited Jun 29 '17 at 8:05
edzio27
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answered Oc...
Static/Dynamic vs Strong/Weak
...rly typed operation might cause the program to halt or otherwise signal an error at run time. A primary reason for static typing is to rule out programs that might have such "dynamic type errors".
Strong typing generally means that there are no loopholes in the type system, whereas weak typing m...
How to generate an entity-relationship (ER) diagram using Oracle SQL Developer
....
– Bastian Ebeling
Nov 29 '12 at 9:05
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How do you run NUnit tests from Jenkins?
...ilable.
$nUnitLog = Join-Path $sourceDirectory "UnitTestResults.txt"
$nUnitErrorLog = Join-Path $sourceDirectory "UnitTestErrors.txt"
Write-Host "Source: $sourceDirectory"
Write-Host "NUnit Results: $nUnitLog"
Write-Host "NUnit Error Log: $nUnitErrorLog"
Write-Host "File Filters: $fileFilters"
Writ...
How to check 'undefined' value in jQuery
...
Note that typeof always returns a string, and doesn't generate an error if the variable doesn't exist at all.
function A(val){
if(typeof(val) === "undefined")
//do this
else
//do this
}
share
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How would Git handle a SHA-1 collision on a blob?
... it will fail when creating the commit.
For #2 you will typically get an error like this when you run "git push":
error: object 0400000000000000000000000000000000000000 is a tree, not a blob
fatal: bad blob object
error: failed to push some refs to origin
or:
error: unable to read sha1 file of...
How do I recursively delete a directory and its entire contents (files + sub dirs) in PHP?
...mand-line.
* Consistent with `rmdir()` and `unlink()`, an E_WARNING level error will be generated on failure.
*
* @param string $source absolute path to directory or file to delete.
* @param bool $removeOnlyChildren set to true will only remove content inside directory.
*
* @return bool true...
PHP session lost after redirect
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Check the webserver error log too; in my case, there was an error "Failed to write session data (files). Please verify that the current setting of session.save_path is correct". The permissions were wrong on the save_path directory.
...
MySQL Cannot Add Foreign Key Constraint
...t time or two on different tables, but I have two tables on which I get an error when trying to add the Foreign Key Constraints.
The error message that I get is:
...
Read and write a String from text file
...write(to: fileURL, atomically: false, encoding: .utf8)
}
catch {/* error handling here */}
//reading
do {
let text2 = try String(contentsOf: fileURL, encoding: .utf8)
}
catch {/* error handling here */}
}
Swift 2.2
let file = "file.txt" //this is the file. we will...